Is there a causal connection between the Maunder Minimum and the Little Ice Age or was it just a coincidence? From national coverage and issues to local headlines and stories across the country, the Star is your home for Canadian news and perspectives. Further study of the solar wind will be done by Wind, ACE and SOHO spacecraft from the dynamically stable vantage point directly between the Earth and the Sun about 1.6 million km from Earth. The Sun is personified in many mythologies: the Greeks called it Helios and the Romans called it Sol. Its magnetosphere (also known as the heliosphere) extends well beyond Pluto.

The composition of the solar wind also appears to differ in the polar regions. This odd behavior is due to the fact that the Sun is not a solid body like the Earth. Its gravity holds the solar system together, keeping everything from the biggest planets to the smallest particles of debris in its orbit. Sunspots can be very large, as much as 50,000 km in diameter. There are many asteroids and comets that go around the Sun, too. Social Media Lead: It is an almost perfect sphere of super-hot gases whose gravity holds the solar system together. They form in areas of strong magnetic activity that inhibit heat transfer. A confluence of events provided a unique opportunity for scientists to study how the Sun influences conditions throughout space.

This site is maintained by the Planetary Science Communications team at. Amanda Barnett A small region known as the chromosphere lies above the photosphere. Sources:,, First Published: June 2012Last Updated: May 2020Author: Chris Jones, Click to share on Twitter (Opens in new window), Click to share on Facebook (Opens in new window), Click to share on Pinterest (Opens in new window), Click to share on Reddit (Opens in new window), Click to share on Tumblr (Opens in new window),, The Ultimate List of TV Shows set in Space or on Other Planets, The Planets and Moons of Star Wars to Scale.
Eight planets move around the Sun. To save humanity, a crewed spacecraft is on its way to reignite the Sun with a bomb, though things don't go quite as planned. The planets are: Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus and Neptune. 10 Need-to-Know Things About the Sun Many spacecraft constantly observe the Sun, helping us keep an eye on space weather that can affect satellites and astronauts. Lots of smaller worlds orbit the Sun. It coincides with an abnormally cold period in northern Europe sometimes known as the Little Ice Age. We call that an orbit. If you stay home, you're likely to see a partial eclipse several times per decade. The Sun is a star.

Now, for the first time, scientists have used an entire solar cycle of data from NASA’s IBEX spacecraft to study how the heliosphere changes over time. 8 And you can see the solar corona. Coverage includes local, Ontario, Canada & World news, updates from North sport teams, business & entertainment world. NASA’s Parker Solar Probe was at the right place at the right time to capture a unique view of comet NEOWISE. Sun Shines in High-Energy X-rays It is the center of our solar system. Electric currents in the Sun generate a magnetic field that is carried out through the solar system by the solar wind—a stream of electrically charged gas blowing outward from the Sun in all directions.

Visit NASA Space Place for more kid-friendly facts. The Sun is by far the largest object in the solar system. The Nine Planets has been online since 1994 and was one of the first multimedia websites that appeared on the World Wide Web.

It is often said that the Sun is an "ordinary" star. Visit NASA Space Place for more kid-friendly facts, Science Mission Directorate: Heliophysics Missions, New Look at Sunspots Helps Scientists Understand Life Around Other Stars, NASA's IRIS Spots Nanojets: Shining Light On Heating the Solar Corona, Solar Cycle 25 Is Here, Scientists Explain What That Means, How Scientists Around the World Track the Solar Cycle, NASA Selects Proposals for New Space Environment Missions, Citizen Scientists Discover Dozens of New Cosmic Neighbors, NASA Researchers Track Slowly Splitting 'Dent' in Earth's Magnetic Field, Sounding Rocket Finds Helium Structures in Sun's Atmosphere, NASA Sun Data Helps New Model Predict Big Solar Flares, Solar Orbiter Returns First Data, Snaps Closest Pictures of Sun, NASA's Parker Solar Probe Spies Comet NEOWISE, Comet NEOWISE Slides by Sun, Provides Treat for Observers, NASA Spacecraft Helps Identify Crucial Solar Radiation Patterns, Watch a 10-Year Time Lapse of Sun From NASA's SDO, X-rays From a Newborn Star Hint at Our Sun's Earliest Days, 4,000th Comet Discovered by SOHO Solar Observatory, Parker Solar Probe Teams Up With Observatories for 4th Solar Encounter, NASA's IBEX Charts 11 Years of Change at Boundary to Interstellar Space, OSIRIS-REx Discovers Sunlight Can Crack Rocks on Asteroid Bennu, STEREO Watches Comet ATLAS as Solar Orbiter Crosses Its Tail, The Next Full Moon is the Strawberry Moon, NASA's AIM Spots First Arctic Noctilucent Clouds of the Season, Why ESA and NASA's SOHO Spacecraft Spots So Many Comets. NASA Space Place: All About the Sun ›.

The Sun’s visible surface sometimes has dark sunspots, which are areas of intense magnetic activity that can lead to solar explosions. The Sun is stirring from its latest slumber. The animals and birds think it's time to sleep. The Sun is a star. The Sun has inspired mythological stories in cultures around the world, including those of the ancient Egyptians, the Aztecs of Mexico, Native American tribes of North and South America, the Chinese, and many others. The Sun's core is about 27 million degrees Fahrenheit (15 million degrees Celsius). It’s classified as a yellow dwarf star.

Visit NASA Space Place for more kid-friendly facts. We call that an orbit. The first images from ESA/NASA’s Solar Orbiter are now available to the public, including the closest pictures taken of the Sun.
Under Study

At the equator, the Sun spins once about every 25 days, but at its poles the Sun rotates once on its axis every 35 Earth days.

But eventually it will run out of hydrogen fuel. Researchers have reset the timeline for when stars like our Sun start blasting high-energy radiation into space. The median size of stars in our galaxy is probably less than half the mass of the Sun. One million Earths could fit inside the Sun. Ice-blue clouds are drifting over the Arctic and that means noctilucent cloud season is here.

To stand in the shadow of the Moon is an awesome experience. Eight planets move around the Sun.

The Sun is the center of our solar system and makes up 99.8 percent of the mass of the entire solar system. It is well worth a major journey. The time evolution of the total brightness of various solar emissions as a group of sunspots rotated across the surface of the Sun. But there are many more smaller stars than larger ones; the Sun is in the top 10% by mass. How to choose your telescope magnification?